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  All Sites - 6920 items found, showing 4551 to 4600

  1. NewtonsWindow.com - Suzanne Sutton
    For students, families, teachers, and homeschoolers as they learn and teach math. NewtownsWindow.com offers math challenge excursions online, summer learning activities, and educational gifts and ideas. With suggestions for reinforcing concepts at home, ...more>>

  2. New York City HOLD National - Elizabeth Carson
    This advocacy organization's mission begins: "The performance of American students in mathematics is mediocre at best. Reform efforts over the past two decades have only made matters worse. We are advocates for school mathematics education reforms that ...more>>

  3. New York State Regents Examinations/Tests - New York State Department of Education
    Tests and scoring keys, listed according to the subject and date administered, provided in Portable Document Format (.pdf). All three levels of Sequential Mathematics, including language editions in Chinese, Haitian Creole, Korean, Russian, and Spanish. ...more>>

  4. Next in Line - Ivars Peterson (MathLand)
    Number sequences present all sorts of intriguing puzzles and patterns. Consider the sequence of counting numbers: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 .... Now, take out every second number, leaving: 1 3 5 7 9 11 13 15 ...; form the cumulative totals ...more>>

  5. Nexus Network Journal: Architecture and Mathematics Online - Graham Foundation for Advanced Studies in the Fine Arts
    A peer-reviewed research resource for studies in architecture and mathematics, published quarterly on the Internet and annually in print by Kim Williams Books. ...more>>

  6. NFL Stats & Research Articles - Roland Beech
    In-depth statistical coverage and analysis of the National Football League (NFL). See player stats and ratings by position, and regular season team stats such as drive charts, play call by down, and red zone performance. "Classic" articles include correlation ...more>>

  7. Nice Guys Finish First (Sometimes) (MatheMUSEments!) - Ivars Peterson (Math Muse for Kids)
    There's trouble in the schoolyard. A kid has accused you and your pals of doing something you shouldn't have. You have to decide whether to stick with the gang or go your own way. You're not completely sure you can trust your friends, so you face a tough ...more>>

  8. Nick's Mathematical Puzzles - Nick Hobson
    A collection of puzzles ranging over geometry, probability, arithmetic, algebra, calculus, and logic. All require ingenuity, but most require only pre-college math. Hints, answers, and fully worked solutions are provided, as well as links to relevant ...more>>

  9. Nifty Ideas: Hands-On Math Lab - Fran Endicott Armstrong
    Rationales, lesson plans, notes, and sample materials for first quadrant graph games (graph hide and seek and collinear game) and skip counting and multiples activities (counting people and hands and fingers, and arithmetic calculator). The triangular ...more>>

  10. Nikoli - Nikoli Co., Ltd.
    From the Japanese magazine publishers that popularized sudoku puzzles: the nikoli.com site releases three or more problems every day -- more than 100 new problems a month. Step through tutorials and solve Flash puzzles of Slitherlink, Nurikabe, Heyawake, ...more>>

  11. Nils Ahbel - Deerfield Academy, Deerfield, MA
    Access Ahbel's Blackboard courses as a guest to preview his teaching resources and download Excel files in algebra, functions, statistics, and trigonometry. ...more>>

  12. Nim - Doug Ensley, Shippensburg University
    Play online: two people play with several piles of stones. On each move a player removes as many stones as he or she would like, but forms only one pile. The player who takes the last stone wins. ...more>>

  13. Nim - S. J. H. Sniffen
    An old, simple game between two players. A certain number of matchsticks (or stones, paper clips, etc.) are arranged in rows. The standard starting position is the 1-3-5-7 position, in which the first row has one object, the second has three, the third ...more>>

  14. The Nine Planets, a Multimedia Tour of the Solar System - Bill Arnett
    An overview of the history, mythology, and current scientific knowledge, with descriptions and data, of each of the planets and moons in our solar system. Each page has text and images, some have sounds and movies, and most provide references to additional ...more>>

  15. Nine Primes in a Row - Ivars Peterson (MathTrek)
    ...number aficionados Harvey Dubner of New Jersey, Paul Zimmermann of INRIA Lorraine in France, Tony Forbes of Great Britain, and Nik Lygeros and Michel Mizony of Claude Bernard University in Lyon, France, mounted a campaign and solicited computational ...more>>

  16. NIST Virtual Library (NVL) - National Institute of Standards and Technology
    Online library of the National Institute of Standards and Technology. Includes subject guides, an online library catalog, NVL databases, a selection of electronic journals, NIST publications, online resources, global Web resources, and hints and help ...more>>

  17. Nix the Tricks
    Problematic vocabulary, notation, mnemonics, and other shortcuts re-considered and "fixed" by teachers who "want to put a stop to the superficial, cheap tricks that have infected the teaching and learning of math." Submit your own trick, or debate and ...more>>

  18. NOAAServer - National Oceanic and Atmospheric Administration
    Search for environmental information on multiple NOAA computers; retrieve data from NOAA's electronic archives; view graphics; and download or order data. ...more>>

  19. A Nobel Formula - Keith Devlin (Devlin's Angle)
    The discovery of a single mathematical formula in 1970 led to this year's Nobel Prize for economics, shared between Stanford University professor of finance (emeritus) Myron Scholes and economist Robert C. Merton of Harvard University. The prize would ...more>>

  20. The Nobel Prize in Physics – Educational - The Nobel Foundation
    Step through explanations of physics concepts, some with Flash activities: explore hidden worlds with microscopes (as developed by laureates Zernike, Ruska, Binnig and Rohrer), look into the interior of matter (from Chadwick to van der Meer), and take ...more>>

  21. No Matter What Shape Your Fractions Are In - Cynthia Lanius
    Students explore geometric models of fractions and discover relations among them, reinforcing their knowledge of fractions by using online pattern block activities. The lessons are designed for students to work independently or with guidance from the ...more>>

  22. Non-English Math Resources - Math Forum
    Students and teachers with Non-English language needs will find mathematics and math education Web sites organized by category for the following languages: Spanish, French, German. ...more>>

  23. Non-Euclidean Geometry - MacTutor Math History Archives
    Covers Euclid's Elements through the end of the 1800's, with 23 references (books/articles). ...more>>

  24. Non-Euclidean Geometry (Question Corner and Discussion Area) - University of Toronto Mathematics Network
    Definition and description of Non-Euclidean geometry. ...more>>

  25. NonEuclid - Joel Castellanos, Joe Dan Austin, Ervan Darnell
    A Java program offering straightedge and compass constructions in hyperbolic geometry for high school and college students. A compressed version for PCs may be downloaded for use offline. The site includes an introduction to hyperbolic geometry, plus ...more>>

  26. Nonius - Jaime Carvalho e Silva
    Nonius - Projecto Computação no Ensino da Matemática - Arquivo Electrónico de Matemática. History of mathematics; mathematics topics, mathematics teaching, technology in teaching, and links to relevant mathematical ...more>>

  27. Nonlinear Programming FAQ - Optimization Technology Center, Northwestern University and Argonne National Laboratory
    Posted monthly to Usenet newsgroup sci.op-research. "What is Nonlinear Programming?" "What software is there for nonlinear optimization?" "I wrote an optimization code. Where are some test models?" "What references and Web links are there in this field?" ...more>>

  28. Nonpartisan Education Review
    The Nonpartisan Education Review provides a forum for those interested in education issues but put off by the education policy groups affiliated with the political parties. The groupo aims to make a difference by remaining non-aligned and non-partisan. ...more>>

  29. Non-sexist Solution of the Menage Problem - Bogart, Doyle
    A paper that appeared in the American Mathematical Monthly. The ménage problem asks for the number of ways of seating couples at a circular table, with men and women alternating, so that no one sits next to his or her partner. The paper presents ...more>>

  30. Noon Day Project - CIESE Collaborative Projects
    Over 2,000 years ago, Eratosthenes made a remarkably accurate measurement of the earth's circumference. This project is a recreation of that experiment and invites the collaboration of students living at different latitudes to take measurements of shadows, ...more>>

  31. The Noon Observation Project - Cathie Godwin, Kathleen Smith; College of Education, Univ. of Illinois at Urbana-Champaign
    A joint effort among interested schools worldwide in accurately estimating the circumference of the earth. How to compute local noon at your location; the original 1999 form for submitting Noon Observations; an explanation of the formulas for computing ...more>>

  32. The Normal Curve and Galton's Board - Paul Trow
    Describes a mechanical device, invented by the nineteenth-century mathematician Francis Galton, that illustrates the Central Limit Theorem, by showing how a binomial distribution approximates a normal distribution. ...more>>

  33. The Normal Distribution - Balasubramanian Narasimhan
    Normal distributions are a very important class of statistical distributions. All normal distributions are symmetric and have bell-shaped density curves with a single peak. Different values of mu and theta yield different normal density curves and hence ...more>>

  34. North Carolina School of Science and Mathematics (NCSSM) AP Calculus Web Center - John Goebel, Matt Wagers
    Available here are postings related to the high school AP calculus program, including a Lesson Center which contains Mathcad® versions of class lectures (Mathcad® 6.0 or later required); Study Aids which provide material useful for AP Calculus exam preparation, ...more>>

  35. North Carolina School of Science and Mathematics (NCSSM) Interactive Math Project (IMP) - John Goebel
    Investigations of parametric equations and periodic functions observed in the unit circle, ferris wheels, hanging pictures, and playground swings. ...more>>

  36. The North Carolina State High School Mathematics Contest - John Goebel
    Download PDFs of recent contest questions and solutions, and see test statistics and item analysis. Read brief and detailed histories of the contest, rules, and more. The State Mathematics Contest was initiated in 1979 to provide state level competition ...more>>

  37. Northeast Regional Climate Center (NRCC) - Department of Soil, Crop and Atmospheric Sciences, Cornell University
    The NRCC serves a 12-state region that includes Connecticut, Delaware, Massachusetts, Maryland, Maine, New Hampshire, New Jersey, New York, Pennsylvania, Rhode Island, Vermont, and West Virginia, working to acquire and disseminate accurate, up-to-date ...more>>

  38. Northern Ireland Statistics and Research Agency (NISRA)
    The department of the United Kingdom government that collects statistics about Northern Ireland. Includes tables and graphs of key socioeconomic statistics, which are available for download as Lotus 123 worksheets; demographic data, available in Lotus ...more>>

  39. Northwestern Crows: Using Rational Functions to Investigate the Behavior of Northwestern Crows (i-Math Investigations) - Illuminations; National Council of Teachers of Mathematics (NCTM)
    An online, interactive, multimedia math investigation in which students use rational functions to explore the possible reasons behind the observation that northwestern crows consistently drop a type of mollusk called a whelk from a height of 5 meters. ...more>>

  40. Northwest Math Conference
    An annual conference that "brings together mathematics teachers from all levels of primary, secondary, and undergraduate education to learn and share about mathematics and pedagogy." Find information on Northwest Math Conference (NWMC) programs, speakers, ...more>>

  41. Northwest Regional Educational Laboratory (NWREL)
    A searchable site whose mission is to improve educational results for children, youth, and adults by providing research and development assistance in delivering equitable, high-quality educational programs. NWREL provides research and development assistance ...more>>

  42. Northwest to the Pole and Two-Headed Coins (Math Chat) - Frank Morgan; Christian Science Monitor
    Suppose you start at the earth's equator and travel continuously northwest until you reach the North Pole. What does your path look like? How long is your path? ...more>>

  43. The Norwegian Mathematical Olympiad
    Problems and solutions from the Abel Competition, the Norwegian Mathematical Competition (NMC), and the Baltic Way, dating back to 1992, many in English. The Norwegian Mathematical Olympiad is organized by the Norwegian Mathematical Society in cooperation ...more>>

  44. Notation for some Knots (Geometry and the Imagination) - Conway, Doyle, Gilman, Thurston; The Geometry Center
    It is hard mathematically to completely codify all possible knots. Given two knots, it is difficult to tell whether they are the same. It is harder still to tell for sure that they are different. Many simple knots can be arranged in a form described ...more>>

  45. Not Dumb (Learning and Mathematics) - Sheila Tobias; Math Forum
    In her 1990 book, They're Not Dumb, They're Different, Tobias addresses a concern that has been widely felt across the country for years: the shortfall in the number of students who go on to become scientists. She notes the importance of high school mathematics ...more>>

  46. Notes and Literature on Prime Numbers - Peter Alfeld, University of Utah
    From Understanding Mathematics, a study guide for Univ. of Utah students. Includes definitions, explanations, links to other related sites, and a list of works to consult for further reference. ...more>>

  47. Not Just Sums - Emily Hillier, Not Just Sums
    Teaching and learning resources from the U.K. Learn about the product range and educational philosophy, and try sample resources, a daily starter activity, and online games. ...more>>

  48. Not So Humble Pi - Craig Snodgrass
    Humorous wall calendars that run from March to March, in honor of Pi Day, 3/14. Also, buy greeting cards that celebrate pi, and submit your own π-ku poetry. A portion of all orders goes to the Juvenile Diabetes Research Foundation. ...more>>

  49. NOVA Online: Hunting the Hidden Dimension - Public Broadcasting System (PBS)
    The PBS television series NOVA has produced a program about fractals, their impact on the world of mathematics, and the way they're shaping our understanding of nature. In addition to the program itself (in five chapters), the website offers a program ...more>>

  50. NOVA Online: The Proof - WGBH, Public Broadcasting System (PBS)
    For over 350 years, some of the greatest minds of science struggled to prove what was known as Fermat's Last Theorem - the idea that a certain simple equation had no solutions. This site includes an interview with Andrew Wiles (the man who spent seven ...more>>

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